Explanation

Profit = 5000 - 4000 = Rs. 1000

Profit % = (1000 / 4000) × 100 = 25%

Explanation

A polygon is a closed shape formed by straight lines.

It must have at least three sides (e.g., a triangle) and can have more.

Explanation

During respiration, organisms break down glucose to release energy, and carbon dioxide is produced as a byproduct.

Unlike photosynthesis, where oxygen is produced, respiration involves the release of carbon dioxide.

Explanation

اس محاورے کا مطلب ہے کہ بعض اوقات صرف باتوں سے لوگوں کو درست نہیں کیا جا سکتا، بلکہ ان کو سختی یا سزا کی ضرورت ہوتی ہے۔

یہ محاورہ عموماً اس صورت حال میں استعمال ہوتا ہے جب کسی کی نافرمانی کو ٹھیک کرنے کے لیے سخت اقدامات ضروری ہوں۔

Explanation

Kidney stones commonly form due to excessive calcium salts in the urine, especially calcium oxalate.

High levels of calcium can crystallize and form stones, leading to kidney issues.

Explanation

Parallel lines are lines in a plane that are always the same distance apart and never intersect, no matter how far they are extended.

They have the same slope in geometry and do not meet at any point.

Explanation

A kite is a four-sided shape with two pairs of adjacent sides equal — a type of quadrilateral.

It does not have six sides like a hexagon or qualify as a true diamond in geometry.

Explanation

A simple sentence contains only one independent clause, meaning it has a subject and a predicate and expresses a complete thought.

It does not have any subordinate or dependent clauses.

Explanation

The noun "Doctor" is considered a common gender because it can refer to both male and female individuals.

It does not specify the sex of the person.

It can be used for both genders.

Explanation

The number 0.00435 is less than 1, so the logarithm will have a negative characteristic.

Count digits after the decimal up to the first non-zero digit (2 digits: "00"), then apply:

Characteristic = – (number of zeros + 1) = – (2 + 1) = –3